LIVE: Police cordon in Manchester with CSI and specialist search team at scene

A police cordon is in place in Manchester city centre with specialist officers at the scene in Swan Street. A police cordon was spotted in the area this morning (November 26), but Crime Scene Investigation and Specialist Search Unit vehicles are now at the scene.

Tactical Aid Unit officers are also in attendance. The ring road remains open but some buildings in Swan Street have been taped off.

Greater Manchester Police has been contacted for comment.

Follow our live updates below on this incident.

Officers from the Tactical Aid Unit have just emerged from a building. According to GMP's website, the unit carries out high profile disruption and enforcement across Greater Manchester targeting serious, organised, and high impact crime.

Tactical aid officers have just emerged from inside the premises. @MENnewsdesk pic.twitter.com/K9vykbSm4g

There are still tactical aid unit, specialist search unit and crime scene investigation vehicles at the scene in Swan Street

A number of police vehicles, including tactical aid unit, specialist search, and crime scene investigation vans, remain on the scene. @MENnewsdesk pic.twitter.com/gmo2u1hTd3

Our reporter Nicole says she can see what appears to be blood on the pavement. It seems there was some sort of fight.

I can see what appears to be blood on the pavement. Nearby businesses have said there was some sort of fight early this morning. @MENnewsdesk

Crime scene investigators are coming in and out of a property, according to our reporter Nicole Wootton-Cane who is at the scene in Swan Street.

Crime scene investigators are coming in and out of the property here. @MENnewsdesk pic.twitter.com/8h0Ee0WHw2

Our reporter Nicole Wootton-Cane has been told that police have been at the scene in